Call data recording automatic telephone system



Dec. 4, 1951 T. 1.. DIMOND ETAL CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM Filed May 5, 1949 46 Sheets-Sheet 1 L.D/MOND ATTORNEY Dec. 4, 1951 T. DIMOND ETAL CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM Filed May 5, 1949 46 Sheets-Sheet 2 623R .ngsdmk maxi Semi m 0% mm .w& 3 2 E E t N N C E x met . Nut 2 mdsk Oh r at E Z' LD/MOND INVEN TORS C. A. W/NGARDNER N at ATTORNEY 1366- 1951 T. DIMOND ETAL CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM 46 Sheets-Sheet 3 Filed May 5, 1949 ATTORNEV Dec. 4, 1951 T. 1.. DIMOND ETAL 2,577,609

CALL DATA RECORDING AUTDMATIC TELEPHONE SYSTEM Filed May 5, 1949 46 Sheets-Sheet 4 C. lNGARDNE/P ATTORNEY FIG. 3

Dec. 4, 1951 T. L. DIMOND ETAL 2,577,609

CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM Filed May 5, 1949 46 Sheets-Sheet 5 r. L.D/M0/VD INVENTORSQA/NGARDNER .FIG. 4

ATTORNEY Dec. 4, 1951 'r. DIMOND ETAL CALL. DATA RECORDING AUTOMATIC TELEPHONE SYSTEM 46 Sheets-Sheet 6 Filed May 5, 1949 I r. L.0/MOND INVENTORSCZA. W/NGARDNER mat ATT'ORNE) J Dec. 4, 1951 T. L. DIMOND ETAL 2,577,609

CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM Filed May 5, 1949 4e Sheets-Sheet 7 [LO/MONO WVENTORSCA. W/NGARDNER ATTIOR/VEY Dec. 4, 1951 T. DIMOND ETAL 2,577,609

- CALL DATA RECORDING AUTOMATIC TELEPHONE SYS EM Filed May 5, 1949 46 Sheets-Sheet 8 &

/NVENTORS I 77 ND ATTORNEY FIG. 7

Dec. 4, 1951 -r. L. DIMOND ETAL CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM Filed May 5; 1949 Q dim Oh Q I Hum 46 Sheets-Sheet 9 RQ E x NET E NGEE .l w

Dec. 4, 1951 T. L. DIMOND ETAL 2,577,609

CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM Filed May 5', 1949 46 Shets-Sheet 1o TRAN S TEL/ND.

Q WIN 7.'L.D/M0/VD INVENTORSCA GARDNER FIG. .9

A T TOR/VE Y Dec. 4, 1951 'r. 1.. DIMOND ETAL CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM 46 Sheets-Sheet 11 Filed May 5, 1949 ATTORNEY Dec. 4, 1951 T. L. DIMOND ETAL 2,577,609

CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM Filed May 5, 1949 46 Shets-Sheet 12/ 7.'L.D/MOND INVENTORS FIG.

ATTORNEY Dec. 4, 1951 T. 1.. DIMOND ETAL 2,577,609

CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM Filed May 5, 1949 v 46 sheets sheet l3 ATTORNEY Dec. 4, 1951 T. L. DIMOND ET AL CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM Filed May 5, 1949 46 Sheets-Sheet 14 7.'L. D/MOND GARDNER INVENTORSC 23 wwwww v Q wt ATTORNEY Dec. 4, 1951 T. 1.. DlMOND ETAL 2,577,609

CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM Filed May 5, 1949 46 Sheets-Sheet l5 7.' L. D/MOND INVENTORS NGARDNER ATTORNEY D 4, 1951 T. L. DIMOND ETAL 2,577,609

CALL. DATA RECORDING AUTOMATIC TELEPHONE SYSTEM Filed May 5, 1949 46 Sheets-Sheet l6 //v VENTORSCA D/MQ/VD FIG. /5

1366- 1951 T. 1.. DIMOND ET AL CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM Filed May 5, 1949 46 Sheets-Sheet l7 r L. DIMOND cA. W/NGARDNER IN VE N TOES ATTORNEY Dec. 4, 1951 T. L. DIMOND ETAL 2,577,609

CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM Filed May 5, 1949 46 Sheets-Sheet 18 US E IND

FIG. 7

ATTORNEY Dec. 4, 1951 T. L. DIMOND ETAL CALL DATA RECORDING AUTOMATIC TELEPHONE SYSTEM 46 Sheets-Sheet 19 Filed May 5, 1949 ATTORNEY D 1951 T. 1.. DIMOND ETAL I 2,577,609

CALL. DATA RECORDING AUTOMATIC TELEPHONE SYSTEM Filed May 5, 1949 v 46 Sheets-Sheet 20 'Z'LD/MOND lNVE/VTORS A GARDNER FIG. /.9

A 7 TOR/V5 Y 

